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WS3221 - High Precision PSR Constant Current LED Driver

WINSEMI

The WS3221 by WINSEMI is a High Precision PSR Constant Current LED Driver. Below is the official datasheet preview.

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WS3221 High Precision PSR Constant Current LED Driver by WINSEMI - Datasheet Preview — Official preview page of the WS3221 High Precision PSR Constant Current LED Driver datasheet (WINSEMI).

Datasheet Details

Part number	WS3221
Manufacturer	WINSEMI
File Size	185.82 KB
Description	High Precision PSR Constant Current LED Driver
Datasheet	WS3221-WINSEMI.pdf
Additional preview pages of the WS3221 datasheet.

WS3221 Product details

Description

WS3221 High Precision PSR Constant Current LED Driver

Features

Built-in 650V Power MOSFET.
±5% LED Current Accuracy.
Primary-side Sensing and Regulation Without TL431 and Opto-coupler.
No Auxiliary Winding For Sensing And Supplying.
Ultra low operating current.
LED Open/Short Circuit Protection.
External programmable LED Open voltage.
CS Resistor Short Circuit Protection.
VCC Clamp & under voltage lockout( UVLO).
Over Temperature Protection.
Temperature compensation technology.

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Published: Mar 18, 2020 |